Home / 8,151.04-12,226.48-2,604.32

Finding the Fourth Proportional to 8,151.04, 12,226.48 and 2,604.32

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Solution

The fourth proportional to 8,151.04, 12,226.48 and 2,604.32 is: 3,906.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151.04 : 12,226.48 = 2,604.32 : x
  2. Step 2: Convert to fraction form
    8,151.04/12,226.48 = 2,604.32/x
  3. Step 3: Cross multiply
    8,151.04x = 12,226.48 × 2,604.32
  4. Step 4: Simplify right side
    8,151.04x = 31,841,666.39
  5. Step 5: Solve for x
    x = 31,841,666.39/8,151.04
  6. Step 6: Final answer
    x = 3,906.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.